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Finding the Fourth Proportional to 176,949.90, 248,429.70 and 176,949.90

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Solution

The fourth proportional to 176,949.90, 248,429.70 and 176,949.90 is: 248,429.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,949.90 : 248,429.70 = 176,949.90 : x
  2. Step 2: Convert to fraction form
    176,949.90/248,429.70 = 176,949.90/x
  3. Step 3: Cross multiply
    176,949.90x = 248,429.70 × 176,949.90
  4. Step 4: Simplify right side
    176,949.90x = 43,959,610,572.03
  5. Step 5: Solve for x
    x = 43,959,610,572.03/176,949.90
  6. Step 6: Final answer
    x = 248,429.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.